EP2820250A4 - Gas turbine engine with fan-tied inducer section - Google Patents

Gas turbine engine with fan-tied inducer section

Info

Publication number
EP2820250A4
EP2820250A4 EP13784828.9A EP13784828A EP2820250A4 EP 2820250 A4 EP2820250 A4 EP 2820250A4 EP 13784828 A EP13784828 A EP 13784828A EP 2820250 A4 EP2820250 A4 EP 2820250A4
Authority
EP
European Patent Office
Prior art keywords
tied
fan
gas turbine
turbine engine
inducer section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13784828.9A
Other languages
German (de)
French (fr)
Other versions
EP2820250B1 (en
EP2820250A2 (en
Inventor
Frederick M Schwarz
Daniel Bernard Kupratis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RTX Corp
Original Assignee
United Technologies Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of EP2820250A2 publication Critical patent/EP2820250A2/en
Publication of EP2820250A4 publication Critical patent/EP2820250A4/en
Application granted granted Critical
Publication of EP2820250B1 publication Critical patent/EP2820250B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/12—Combinations with mechanical gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/047—Heating to prevent icing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/40—Transmission of power
    • F05D2260/403—Transmission of power through the shape of the drive components
    • F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP13784828.9A 2012-02-28 2013-02-13 Gas turbine engine with fan-tied inducer section Active EP2820250B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/406,819 US9103227B2 (en) 2012-02-28 2012-02-28 Gas turbine engine with fan-tied inducer section
PCT/US2013/025802 WO2013165515A2 (en) 2012-02-28 2013-02-13 Gas turbine engine with fan-tied inducer section

Publications (3)

Publication Number Publication Date
EP2820250A2 EP2820250A2 (en) 2015-01-07
EP2820250A4 true EP2820250A4 (en) 2015-12-09
EP2820250B1 EP2820250B1 (en) 2018-12-12

Family

ID=49003068

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13784828.9A Active EP2820250B1 (en) 2012-02-28 2013-02-13 Gas turbine engine with fan-tied inducer section

Country Status (4)

Country Link
US (1) US9103227B2 (en)
EP (1) EP2820250B1 (en)
SG (1) SG11201404761TA (en)
WO (1) WO2013165515A2 (en)

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US20150377123A1 (en) 2007-08-01 2015-12-31 United Technologies Corporation Turbine section of high bypass turbofan
US11242805B2 (en) 2007-08-01 2022-02-08 Raytheon Technologies Corporation Turbine section of high bypass turbofan
US11346289B2 (en) 2007-08-01 2022-05-31 Raytheon Technologies Corporation Turbine section of high bypass turbofan
US8844265B2 (en) 2007-08-01 2014-09-30 United Technologies Corporation Turbine section of high bypass turbofan
US11149650B2 (en) 2007-08-01 2021-10-19 Raytheon Technologies Corporation Turbine section of high bypass turbofan
US11486311B2 (en) 2007-08-01 2022-11-01 Raytheon Technologies Corporation Turbine section of high bypass turbofan
US9631558B2 (en) 2012-01-03 2017-04-25 United Technologies Corporation Geared architecture for high speed and small volume fan drive turbine
US9410608B2 (en) 2011-06-08 2016-08-09 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US9239012B2 (en) 2011-06-08 2016-01-19 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
EP3088702A1 (en) 2011-12-30 2016-11-02 United Technologies Corporation Gas turbine engine gear train
US20150204238A1 (en) * 2012-01-31 2015-07-23 United Technologies Corporation Low noise turbine for geared turbofan engine
US20160348591A1 (en) * 2012-01-31 2016-12-01 United Technologies Corporation Geared turbofan engine with counter-rotating shafts
US9850821B2 (en) 2012-02-28 2017-12-26 United Technologies Corporation Gas turbine engine with fan-tied inducer section
US8915700B2 (en) 2012-02-29 2014-12-23 United Technologies Corporation Gas turbine engine with fan-tied inducer section and multiple low pressure turbine sections
US10125693B2 (en) 2012-04-02 2018-11-13 United Technologies Corporation Geared turbofan engine with power density range
US20140260326A1 (en) * 2012-10-02 2014-09-18 United Technologies Corporation Geared turbofan engine with high compressor exit temperature
US10036316B2 (en) 2012-10-02 2018-07-31 United Technologies Corporation Geared turbofan engine with high compressor exit temperature
WO2015102952A1 (en) 2013-12-30 2015-07-09 United Technologies Corporation Turbine engine including balanced low pressure stage count
EP2899389A1 (en) * 2014-01-27 2015-07-29 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US10094277B2 (en) 2014-06-20 2018-10-09 United Technologies Corporation Gas turbine engine configured for modular assembly/disassembly and method for same
US10287976B2 (en) * 2014-07-15 2019-05-14 United Technologies Corporation Split gear system for a gas turbine engine
US20160047305A1 (en) * 2014-08-15 2016-02-18 General Electric Company Multi-stage axial compressor arrangement
EP3034833A1 (en) * 2014-12-16 2016-06-22 United Technologies Corporation Turbine engine including balanced low pressure stage count
US11067005B2 (en) * 2015-02-03 2021-07-20 Raytheon Technologies Corporation Fan drive gear system
EP4033085A1 (en) * 2015-07-01 2022-07-27 Raytheon Technologies Corporation Gas turbine engine with fan-tied inducer section
EP3115590A1 (en) * 2015-07-08 2017-01-11 United Technologies Corporation Turbine section of high bypass turbofan
US10415596B2 (en) 2016-03-24 2019-09-17 United Technologies Corporation Electric actuation for variable vanes
US10301962B2 (en) 2016-03-24 2019-05-28 United Technologies Corporation Harmonic drive for shaft driving multiple stages of vanes via gears
US10329946B2 (en) 2016-03-24 2019-06-25 United Technologies Corporation Sliding gear actuation for variable vanes
US10107130B2 (en) 2016-03-24 2018-10-23 United Technologies Corporation Concentric shafts for remote independent variable vane actuation
US10190599B2 (en) 2016-03-24 2019-01-29 United Technologies Corporation Drive shaft for remote variable vane actuation
US10443431B2 (en) 2016-03-24 2019-10-15 United Technologies Corporation Idler gear connection for multi-stage variable vane actuation
US10288087B2 (en) 2016-03-24 2019-05-14 United Technologies Corporation Off-axis electric actuation for variable vanes
US10443430B2 (en) 2016-03-24 2019-10-15 United Technologies Corporation Variable vane actuation with rotating ring and sliding links
US10458271B2 (en) 2016-03-24 2019-10-29 United Technologies Corporation Cable drive system for variable vane operation
US10294813B2 (en) 2016-03-24 2019-05-21 United Technologies Corporation Geared unison ring for variable vane actuation
US10329947B2 (en) 2016-03-24 2019-06-25 United Technologies Corporation 35Geared unison ring for multi-stage variable vane actuation
US10539020B2 (en) 2017-01-23 2020-01-21 General Electric Company Two spool gas turbine engine with interdigitated turbine section
US10655537B2 (en) 2017-01-23 2020-05-19 General Electric Company Interdigitated counter rotating turbine system and method of operation
US10544734B2 (en) 2017-01-23 2020-01-28 General Electric Company Three spool gas turbine engine with interdigitated turbine section
US10544793B2 (en) 2017-01-25 2020-01-28 General Electric Company Thermal isolation structure for rotating turbine frame
US10876407B2 (en) 2017-02-16 2020-12-29 General Electric Company Thermal structure for outer diameter mounted turbine blades
US10294821B2 (en) 2017-04-12 2019-05-21 General Electric Company Interturbine frame for gas turbine engine
US10787931B2 (en) 2017-05-25 2020-09-29 General Electric Company Method and structure of interdigitated turbine engine thermal management
US10605168B2 (en) 2017-05-25 2020-03-31 General Electric Company Interdigitated turbine engine air bearing cooling structure and method of thermal management
US10718265B2 (en) 2017-05-25 2020-07-21 General Electric Company Interdigitated turbine engine air bearing and method of operation
US10669893B2 (en) 2017-05-25 2020-06-02 General Electric Company Air bearing and thermal management nozzle arrangement for interdigitated turbine engine
US11428160B2 (en) 2020-12-31 2022-08-30 General Electric Company Gas turbine engine with interdigitated turbine and gear assembly

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EP1653064A2 (en) * 2004-10-29 2006-05-03 General Electric Company Gas turbine engine with counter rotating blades
EP1921290A2 (en) * 2006-10-31 2008-05-14 General Electric Company Turbofan engine assembly and method of assembling same
EP2071153A2 (en) * 2007-12-13 2009-06-17 United Technologies Corporation Gas turbine engine with a counter-rotating fan
US20100126141A1 (en) * 2008-11-21 2010-05-27 Jan Christopher Schilling Gas turbine engine booster having rotatable radially inwardly extending blades and non-rotatable vanes

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EP1828568B1 (en) 2004-12-01 2011-03-23 United Technologies Corporation Fan-turbine rotor assembly for a tip turbine engine
EP1841959B1 (en) 2004-12-01 2012-05-09 United Technologies Corporation Balanced turbine rotor fan blade for a tip turbine engine
WO2006059992A1 (en) 2004-12-01 2006-06-08 United Technologies Corporation Inducer for a fan blade of a tip turbine engine
US7726113B2 (en) * 2005-10-19 2010-06-01 General Electric Company Gas turbine engine assembly and methods of assembling same
US7694505B2 (en) 2006-07-31 2010-04-13 General Electric Company Gas turbine engine assembly and method of assembling same
US7716914B2 (en) 2006-12-21 2010-05-18 General Electric Company Turbofan engine assembly and method of assembling same
US9957918B2 (en) 2007-08-28 2018-05-01 United Technologies Corporation Gas turbine engine front architecture
EP2177735A3 (en) 2008-10-20 2012-02-15 Rolls-Royce North American Technologies, Inc. Turbofan
US20110167791A1 (en) 2009-09-25 2011-07-14 James Edward Johnson Convertible fan engine
US8672801B2 (en) 2009-11-30 2014-03-18 United Technologies Corporation Mounting system for a planetary gear train in a gas turbine engine

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
EP1653064A2 (en) * 2004-10-29 2006-05-03 General Electric Company Gas turbine engine with counter rotating blades
EP1921290A2 (en) * 2006-10-31 2008-05-14 General Electric Company Turbofan engine assembly and method of assembling same
EP2071153A2 (en) * 2007-12-13 2009-06-17 United Technologies Corporation Gas turbine engine with a counter-rotating fan
US20100126141A1 (en) * 2008-11-21 2010-05-27 Jan Christopher Schilling Gas turbine engine booster having rotatable radially inwardly extending blades and non-rotatable vanes

Non-Patent Citations (1)

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Title
See also references of WO2013165515A2 *

Also Published As

Publication number Publication date
US9103227B2 (en) 2015-08-11
EP2820250B1 (en) 2018-12-12
WO2013165515A2 (en) 2013-11-07
US20130224003A1 (en) 2013-08-29
WO2013165515A3 (en) 2014-01-23
EP2820250A2 (en) 2015-01-07
SG11201404761TA (en) 2014-09-26

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